/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package com.web;

import com.google.gson.Gson;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.context.ApplicationContext;
import org.springframework.web.context.support.WebApplicationContextUtils;
import com.src.facade.Itf_Facade;
import com.src.utiles.Cls_Json_Data;

/**
 *
 * @author Christian
 */
public class Svl_GestionFacadeWeb extends HttpServlet {

    private boolean control=false;
    public static Itf_Facade facadeInterface;
    Gson gson;

    public Svl_GestionFacadeWeb() {
        gson=new Gson();
    }


    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
     @Override
    public void init(ServletConfig config)throws ServletException
    {
        super.init(config);
        requestContext();
    }
    public static Itf_Facade getFacade(){
        return facadeInterface;
    }

    private void requestContext(){
        System.out.println("Cargando Context Principal");
        ApplicationContext context=WebApplicationContextUtils.getWebApplicationContext(this.getServletContext());
        facadeInterface=(Itf_Facade)context.getBean("facadeBean");
        System.out.println("Contexto Cargado Exitosamente");
        control=true;
    }

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            out.println(gson.toJson(new Cls_Json_Data(control)));
        } finally { 
            out.close();
        }
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
